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/*
* Copyright (C) 2009 RDC Semiconductor Co.,Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* For technical support :
* <jason.lin@rdc.com.tw>
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include "xf86.h"
#include "xf86_OSproc.h"
#include "xf86Resources.h"
#include "xf86RAC.h"
#include "xf86cmap.h"
#include "compiler.h"
#include "mibstore.h"
#include "vgaHW.h"
#include "mipointer.h"
#include "micmap.h"
#include "fb.h"
#include "regionstr.h"
#include "xf86xv.h"
#include <X11/extensions/Xv.h>
#include "vbe.h"
#include "xf86PciInfo.h"
#include "xf86Pci.h"
/* framebuffer offscreen manager */
#include "xf86fbman.h"
/* include xaa includes */
#include "xaa.h"
#include "xaarop.h"
/* H/W cursor support */
#include "xf86Cursor.h"
/* Driver specific headers */
#include "rdc.h"
/* Prototype type declaration*/
Bool RDCMapMem(ScrnInfoPtr pScrn);
Bool RDCUnmapMem(ScrnInfoPtr pScrn);
Bool RDCMapMMIO(ScrnInfoPtr pScrn);
void RDCUnmapMMIO(ScrnInfoPtr pScrn);
Bool RDCMapVBIOS(ScrnInfoPtr pScrn);
Bool RDCUnmapVBIOS(ScrnInfoPtr pScrn);
// map, unmap frame buffer
Bool
RDCMapMem(ScrnInfoPtr pScrn)
{
RDCRecPtr pRDC = RDCPTR(pScrn);
#if XSERVER_LIBPCIACCESS
struct pci_device *const device = pRDC->PciInfo;
int err;
err = pci_device_map_range(device, pRDC->FBPhysAddr, pRDC->FbMapSize,
PCI_DEV_MAP_FLAG_WRITABLE | PCI_DEV_MAP_FLAG_WRITE_COMBINE,
(void **) &pRDC->FBVirtualAddr);
if (err)
{
xf86DrvMsg (pScrn->scrnIndex, X_ERROR,
"Unable to map frame buffer BAR. %s (%d)\n",
strerror (err), err);
return FALSE;
}
#else
pRDC->FBVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER,
pRDC->PciTag,
pRDC->FBPhysAddr, pRDC->FbMapSize);
#endif
if (!pRDC->FBVirtualAddr)
return FALSE;
return TRUE;
}
Bool
RDCUnmapMem(ScrnInfoPtr pScrn)
{
RDCRecPtr pRDC = RDCPTR(pScrn);
#if XSERVER_LIBPCIACCESS
pci_device_unmap_range (pRDC->PciInfo, pRDC->FBVirtualAddr, pRDC->FbMapSize);
#else
xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pRDC->FBVirtualAddr,
pRDC->FbMapSize);
#endif
pRDC->FBVirtualAddr = 0;
return TRUE;
}
// map, ummap MMIO
Bool
RDCMapMMIO(ScrnInfoPtr pScrn)
{
int mmioFlags;
RDCRecPtr pRDC = RDCPTR(pScrn);
#if !defined(__alpha__)
mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT;
#else
mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT | VIDMEM_SPARSE;
#endif
#if XSERVER_LIBPCIACCESS
struct pci_device *const device = pRDC->PciInfo;
pci_device_map_range(device, pRDC->MMIOPhysAddr, pRDC->MMIOMapSize,
PCI_DEV_MAP_FLAG_WRITABLE | PCI_DEV_MAP_FLAG_WRITE_COMBINE,
(void **) &pRDC->MMIOVirtualAddr);
#else
pRDC->MMIOVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, mmioFlags,
pRDC->PciTag,
pRDC->MMIOPhysAddr, pRDC->MMIOMapSize);
#endif
if (!pRDC->MMIOVirtualAddr)
return FALSE;
return TRUE;
}
void
RDCUnmapMMIO(ScrnInfoPtr pScrn)
{
RDCRecPtr pRDC = RDCPTR(pScrn);
#if XSERVER_LIBPCIACCESS
pci_device_unmap_range (pRDC->PciInfo, pRDC->MMIOVirtualAddr, pRDC->MMIOMapSize);
#else
xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pRDC->MMIOVirtualAddr,
pRDC->MMIOMapSize);
#endif
pRDC->MMIOVirtualAddr = 0;
}
// map, unmap VBIOS
Bool RDCMapVBIOS(ScrnInfoPtr pScrn)
{
RDCRecPtr pRDC = RDCPTR(pScrn);
FILE *fpVBIOS;
int i;
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, ErrorLevel, "==Enter RDCMapVBIOS()==\n");
pRDC->ulROMType = 0;
// Map C000
if (pRDC->ulROMType == 0)
{
pRDC->BIOSVirtualAddr = xf86MapVidMem(pScrn->scrnIndex, VIDMEM_READONLY, BIOS_ROM_PHY_BASE, BIOS_ROM_SIZE);
if (pRDC->BIOSVirtualAddr)
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 0, "pRDC->BIOSVirtualAddr = 0x%08x\n", pRDC->BIOSVirtualAddr);
pRDC->ulROMType = 1;
}
else
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, InfoLevel, "==BIOS ROM not found()==\n");
}
}
// read ROM file
if (pRDC->ulROMType == 0)
{
// open BIOS ROM file
fpVBIOS = fopen(BIOS_ROM_PATH_FILE, "r");
if (!fpVBIOS)
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, InfoLevel, "BIOS ROM file \"/root/RDCVBIOS.ROM\" not found()==\n");
}
// memory allocate
pRDC->BIOSVirtualAddr = xnfalloc(BIOS_ROM_SIZE);
if (!pRDC->BIOSVirtualAddr)
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, InfoLevel, "Read BIOS ROM file: Mem Allocate Fail!!==\n");
fclose (fpVBIOS);
}
// set ROM type
if (fpVBIOS && pRDC->BIOSVirtualAddr)
{
pRDC->ulROMType = 2;
for (i = 0; i < BIOS_ROM_SIZE; i++)
{
fscanf(fpVBIOS, "%c", pRDC->BIOSVirtualAddr+i);
}
fclose (fpVBIOS);
}
}
if (pRDC->ulROMType == 0)
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, ErrorLevel, "==Exit1 RDCMapVBIOS()== No VBIOS\n");
return false; // no VBIOS and ROM file
}
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, InfoLevel, "pRDC->ulROMType = %d\n", pRDC->ulROMType);
if ((*(USHORT*)pRDC->BIOSVirtualAddr == 0xAA55) && (*(USHORT*)(pRDC->BIOSVirtualAddr+0x40) == PCI_VENDOR_RDC))
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, ErrorLevel, "==Exit RDCMapVBIOS()== return TRUE\n");
return TRUE;
}
else
{
RDCUnmapVBIOS(pScrn);
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, ErrorLevel, "==Exit2 RDCMapVBIOS()== Not RDC VBIOS\n");
return false; // not RDC VGA BIOS
}
}
Bool RDCUnmapVBIOS(ScrnInfoPtr pScrn)
{
RDCRecPtr pRDC = RDCPTR(pScrn);
if (pRDC->ulROMType == 1)
{
xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pRDC->BIOSVirtualAddr, BIOS_ROM_SIZE);
}
else if (pRDC->ulROMType == 2)
{
xfree(pRDC->BIOSVirtualAddr);
}
pRDC->BIOSVirtualAddr = 0;
return TRUE;
}
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